Articles

Diversity and resistance in a model network with adaptive software

Attacks on computers are increasingly sophisticated, automated and damaging. We take inspiration from the diversity and adaptation of the immune system to design a new kind of computer security system utilizin...

Authors: Neal Holtschulte and Melanie Moses

An activity theory analysis of boundary objects in cross-border information systems development for disaster management

One of the main challenges in cross-border disaster management is the development and use of information systems that cater the needs of heterogeneous relief agencies, policies, activities and cultures. Drawin...

Authors: Nitesh Bharosa, JinKyu Lee, Marijn Janssen and H Raghav Rao

Natural security: how biological systems use information to adapt in an unpredictable world

In this article, we analyze biological evolutionary systems to develop a framework for applying lessons of natural adaptability to security concerns in society. Biological systems do not waste resources attemp...

Authors: Raphael D Sagarin and Terence Taylor

Massively collaborative problem solving: new security solutions and new security risks

We present the initial discoveries from an investigation of massively collaborative problem solving (MCPS) assembled from two independent projects attempting to foster large scale distributed collaboration to ...

Authors: Kshanti Greene, Dan Thomsen and Pietro Michelucci

Knowledge encapsulation framework for technosocial predictive modeling

Analysts who use predictive analytics methods need actionable evidence to support their models and simulations. Commonly, this evidence is distilled from large data sets with significant amount of culling and ...

Authors: Michael C Madison, Andrew J Cowell, R Scott Butner, Keith Fligg, Andrew W Piatt, Liam R McGrath and Peter C Ellis

Anticipating complex network vulnerabilities through abstraction-based analysis

Large, complex networks are ubiquitous in nature and society, and there is great interest in developing rigorous, scalable methods for identifying and characterizing their vulnerabilities. This paper presents ...

Authors: Richard Colbaugh and Kristin Glass

Distribution of event complexity in the British Columbia court system an analysis based on the CourBC analytical system

This paper reports an exploratory research on the distribution of event complexity in the British Columbia court system. Analysis of event distribution shows that the frequency of events sharply decreases with...

Authors: Amir H Ghaseminejad, Paul Brantingham and Patricia Brantingham

Combining modeling and gaming for predictive analytics

Our most significant security challenges involve people. While human behavior has long been studied, computational modeling of human behavior is early in its development. An inherent challenge in modeling of h...

Authors: Roderick M Riensche and Paul D Whitney

Technosocial predictive analytics for security informatics

Authors: Antonio Sanfilippo, Nigel Gilbert and Mark Greaves

Social network integration and analysis using a generalization and probabilistic approach for privacy preservation

Social Network Analysis and Mining (SNAM) techniques have drawn significant attention in the recent years due to the popularity of online social media. With the advance of Web 2.0 and SNAM techniques, tools fo...

Authors: Xuning Tang and Christopher C Yang

An economic perspective of message-dropping attacks in peer-to-peer overlays

Peer-to-peer networks have many advantageous security properties, including decentralization, natural load-balancing, and data replication. However, one disadvantage of decentralization is its exclusion of any ce...

Authors: Kevin W Hamlen and William Hamlen

Generating test cases for marine safety and security scenarios: a composition framework

In this paper we address the problem of testing complex computer models for infrastructure protection and emergency response based on detailed and realistic application scenarios using advanced computational m...

Authors: Hamed Yaghoubi Shahir, Uwe Glässer, Roozbeh Farahbod, Piper Jackson and Hans Wehn

The spatio-temporal modeling for criminal incidents

Law enforcement agencies monitor criminal incidents. With additional geographic and demographic data, law enforcement analysts look for spatio-temporal patterns in these incidents in order to predict future cr...

Authors: Xiaofeng Wang and Donald E Brown

Specializing network analysis to detect anomalous insider actions

Collaborative information systems (CIS) enable users to coordinate efficiently over shared tasks in complex distributed environments. For flexibility, they provide users with broad access privileges, which, as...

Authors: You Chen, Steve Nyemba, Wen Zhang and Bradley Malin

Estimating the sentiment of social media content for security informatics applications

Inferring the sentiment of social media content, for instance blog posts and forum threads, is both of great interest to security analysts and technically challenging to accomplish. This paper presents two com...

Authors: Kristin Glass and Richard Colbaugh

Detecting unknown malicious code by applying classification techniques on OpCode patterns

In previous studies classification algorithms were employed successfully for the detection of unknown malicious code. Most of these studies extracted features based on byte n-gram patterns in order to represent t...

Authors: Asaf Shabtai, Robert Moskovitch, Clint Feher, Shlomi Dolev and Yuval Elovici